./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 09d21e28f95767ab70a3611a08ef078169cc208b ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 09d21e28f95767ab70a3611a08ef078169cc208b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:10:56,295 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:10:56,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:10:56,336 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:10:56,337 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:10:56,339 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:10:56,345 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:10:56,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:10:56,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:10:56,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:10:56,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:10:56,379 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:10:56,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:10:56,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:10:56,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:10:56,393 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:10:56,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:10:56,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:10:56,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:10:56,416 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:10:56,424 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:10:56,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:10:56,432 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:10:56,439 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:10:56,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:10:56,446 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:10:56,446 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:10:56,450 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:10:56,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:10:56,455 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:10:56,455 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:10:56,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:10:56,457 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:10:56,460 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:10:56,464 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:10:56,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:10:56,469 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:10:56,470 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:10:56,470 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:10:56,472 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:10:56,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:10:56,477 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:10:56,517 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:10:56,518 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:10:56,522 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:10:56,524 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:10:56,524 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:10:56,524 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:10:56,526 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:10:56,526 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:10:56,526 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:10:56,527 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:10:56,530 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:10:56,530 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:10:56,531 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:10:56,531 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:10:56,532 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:10:56,532 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:10:56,532 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:10:56,534 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:10:56,534 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:10:56,534 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:10:56,535 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:10:56,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:10:56,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:10:56,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:10:56,538 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:10:56,538 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:10:56,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:10:56,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:10:56,540 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 09d21e28f95767ab70a3611a08ef078169cc208b [2019-11-25 23:10:57,060 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:10:57,093 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:10:57,099 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:10:57,104 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:10:57,106 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:10:57,110 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:10:57,291 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a3efa9bb/4641bba1569645c9a3dd7cfc1f0ac80e/FLAG6ea341f99 [2019-11-25 23:10:58,458 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:10:58,464 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:10:58,494 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a3efa9bb/4641bba1569645c9a3dd7cfc1f0ac80e/FLAG6ea341f99 [2019-11-25 23:10:58,535 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a3efa9bb/4641bba1569645c9a3dd7cfc1f0ac80e [2019-11-25 23:10:58,543 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:10:58,546 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:10:58,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:58,553 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:10:58,558 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:10:58,563 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:58" (1/1) ... [2019-11-25 23:10:58,570 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@154195b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:58, skipping insertion in model container [2019-11-25 23:10:58,570 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:10:58" (1/1) ... [2019-11-25 23:10:58,588 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:10:58,694 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:10:59,427 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:59,460 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:10:59,646 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:10:59,686 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:10:59,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:59 WrapperNode [2019-11-25 23:10:59,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:10:59,690 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:59,690 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:10:59,690 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:10:59,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:59" (1/1) ... [2019-11-25 23:10:59,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:59" (1/1) ... [2019-11-25 23:10:59,807 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:10:59,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:10:59,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:10:59,810 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:10:59,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:59" (1/1) ... [2019-11-25 23:10:59,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:59" (1/1) ... [2019-11-25 23:10:59,839 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:59" (1/1) ... [2019-11-25 23:10:59,840 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:59" (1/1) ... [2019-11-25 23:10:59,862 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:59" (1/1) ... [2019-11-25 23:10:59,875 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:59" (1/1) ... [2019-11-25 23:10:59,881 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:10:59" (1/1) ... [2019-11-25 23:10:59,889 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:10:59,913 INFO L168 Benchmark]: Toolchain (without parser) took 1347.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.7 MB in the end (delta: -18.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:10:59,914 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:10:59,917 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1136.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 985.4 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:59,919 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.81 ms. Allocated memory is still 1.0 GB. Free memory was 985.4 MB in the beginning and 979.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:10:59,922 INFO L168 Benchmark]: Boogie Preprocessor took 81.71 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:10:59,937 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1136.65 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 985.4 MB in the end (delta: -23.7 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 118.81 ms. Allocated memory is still 1.0 GB. Free memory was 985.4 MB in the beginning and 979.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 81.71 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:11:03,879 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:11:03,888 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:11:03,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:11:03,925 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:11:03,928 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:11:03,930 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:11:03,950 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:11:03,954 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:11:03,958 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:11:03,962 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:11:03,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:11:03,970 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:11:03,976 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:11:03,981 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:11:03,985 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:11:03,989 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:11:03,992 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:11:03,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:11:04,007 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:11:04,014 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:11:04,022 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:11:04,026 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:11:04,028 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:11:04,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:11:04,039 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:11:04,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:11:04,044 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:11:04,045 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:11:04,046 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:11:04,048 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:11:04,049 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:11:04,052 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:11:04,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:11:04,060 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:11:04,060 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:11:04,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:11:04,064 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:11:04,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:11:04,066 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:11:04,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:11:04,071 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:11:04,113 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:11:04,114 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:11:04,118 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:11:04,121 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:11:04,121 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:11:04,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:11:04,122 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:11:04,122 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:11:04,123 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:11:04,124 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:11:04,124 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:11:04,127 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:11:04,127 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:11:04,128 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:11:04,128 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:11:04,128 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:11:04,132 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:11:04,132 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:11:04,133 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:11:04,133 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:11:04,134 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:11:04,134 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:11:04,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:11:04,135 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:11:04,135 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:11:04,135 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:11:04,137 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:11:04,137 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:11:04,138 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:11:04,138 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:11:04,142 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 09d21e28f95767ab70a3611a08ef078169cc208b [2019-11-25 23:11:04,714 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:11:04,744 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:11:04,754 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:11:04,757 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:11:04,760 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:11:04,762 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:11:04,923 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f79dee5b9/84e97ae2297f4eb7bc52dde14e139583/FLAG34f43c407 [2019-11-25 23:11:06,075 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:11:06,078 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-11-25 23:11:06,109 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f79dee5b9/84e97ae2297f4eb7bc52dde14e139583/FLAG34f43c407 [2019-11-25 23:11:06,147 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f79dee5b9/84e97ae2297f4eb7bc52dde14e139583 [2019-11-25 23:11:06,156 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:11:06,163 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:11:06,165 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:06,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:11:06,175 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:11:06,176 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:06" (1/1) ... [2019-11-25 23:11:06,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@154195b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:06, skipping insertion in model container [2019-11-25 23:11:06,181 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:11:06" (1/1) ... [2019-11-25 23:11:06,190 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:11:06,299 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:11:07,169 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:07,213 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:11:07,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:11:07,502 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:11:07,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:07 WrapperNode [2019-11-25 23:11:07,507 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:11:07,508 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:07,508 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:11:07,508 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:11:07,532 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:07" (1/1) ... [2019-11-25 23:11:07,573 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:07" (1/1) ... [2019-11-25 23:11:07,652 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:11:07,656 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:11:07,657 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:11:07,657 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:11:07,676 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:07" (1/1) ... [2019-11-25 23:11:07,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:07" (1/1) ... [2019-11-25 23:11:07,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:07" (1/1) ... [2019-11-25 23:11:07,701 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:07" (1/1) ... [2019-11-25 23:11:07,721 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:07" (1/1) ... [2019-11-25 23:11:07,745 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:07" (1/1) ... [2019-11-25 23:11:07,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:11:07" (1/1) ... [2019-11-25 23:11:07,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:11:07,780 INFO L168 Benchmark]: Toolchain (without parser) took 1603.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 974.2 MB in the end (delta: -12.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:07,781 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:07,783 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1341.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.9 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:07,784 INFO L168 Benchmark]: Boogie Procedure Inliner took 148.19 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:11:07,786 INFO L168 Benchmark]: Boogie Preprocessor took 107.78 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:11:07,797 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1341.75 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.9 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 148.19 ms. Allocated memory is still 1.0 GB. Free memory is still 979.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 107.78 ms. Allocated memory is still 1.0 GB. Free memory was 979.9 MB in the beginning and 974.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...